.clearfix::after, .container::after, .container-fluid::after, .row::after { clear: both; }
.clearfix::before, .clearfix::after, .container::before, .container::after, .container-fluid::before, .container-fluid::after, .row::before, .row::after { content: " "; display: table; }
.hidden { display: none; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0px; overflow: hidden; clip: rect(0px, 0px, 0px, 0px); border: 0px none; }
